#ifndef _PATTERN_INCLUDED
#define _PATTERN_INCLUDED

double dc(double l, double w, double g, double d, double r, double o);

double sbend2(double d1, double d2, double r, double o, double w);

void taper_sbend(double l, double w1, double w2);

void pie(double r, double a, double a0);

void star_coupler(int Nin, int Nout, double Ry, double D, double dx, double w, double w2, double l, bool flag_horn=false);

#endif /* _MASK_INCLUDED */
